Ametco’s aluminum railings Sedona Design is pictured outside an office building in Cleveland, Ohio. The Sedona Design railing is manufactured from alternating 4 inch x 1/2 inch and 2 inch x 1/2 inch aluminum extrusions. After fabrication the railing is powder coated to one of Ametco’s 15 standard colors. All of Ametco’s aluminum railings are manufactured in the USA at our Willoughby, Ohio plant.